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Found 121 results for the keyword(s) ‘Ventilation’

• Article

  Air duct booster fans

  Here is a little fan called the "Air Booster" by Field Controls that is already installed inside a duct. You just cut into a ventilation or heating duct and replace a little section with this little fan and you can get a boost to the air flow. In-line fans can do the same thing with more power,...
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  Overview: To HRV-ERV or not to HRV-ERV

  I am always amazed at house construction where so often things are half built or more while people are running around beginning to think about "extras" that should never be though of as "extras" but as part of the essential system. So time for one of my lectures -- (you asked for it).Heating is o...
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  Overview: Attic Moisture

  Ventilation in a Canadian attic does very little to remove moisture when the temperature in the attic is below freezing. During that time, the moisture is in the form of Ice and the passing air simply won't remove it -- whether you have passive vents or power vents. When things warm up, if the ...
• Article

  Insulating the roof above an attic knee wall

  Scott from Elmwood Ontario wanted to know how to get insulation into the small space between the drywall and the roof in a renovated attic -- that slanted part of the ceiling above the knee wall -- and still leave space for ventilation.My trick is to put little or no insulation between the roof m...
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  Cleaning clothes dryer ducts & special vent hoods

  If your clothes dryer takes a long time to dry, or overheats and turns itself off, you may have too much lint in the exhaust duct. It is sometimes possible to locate special duct brushes for clothes dryer ducts, but you can make your own with a kitchen cleaning brush. Locate the type that has n...
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  Will more attic insulation cause problems in my attic?

  Ken in cold Saskatoon is worried that adding insulation to his attic will cause problems. The key is to insure that he has good ventilation coming in through the soffits and going out higher up on the roof.In this segment we showed how to go into the attic to see if daylight was visible around t...
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  Attic Ventilation -- Why and How

  Most people think that the purpose of attic ventilation is to remove moisture from the attic. That may be true in the spring, but the rest of the Canadian year it does other things.In the summer it generally reduces the temperature of the attic, reducing the need for or the cost of air condition...
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  Melting snow on the roof.

  George from Fort Frances, Ontario has a problem of snow melting off of his new addition. He is trying to pin down the problem because this causes ice formation on the edge of the roof.He had a ridge vent installed, but never checked to see if his soffit vents worked. A ridge vent, without goo...
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  OVERVIEW: Sound Proofing

  In this TV segment we followed a sound proofing specialist through a home, testing it for problems, and indicating some solutions. Elsewhere in this database you will find more through discussions on soundproofing various parts of your house.The photo shows the use of Z-bars or resilient bars on...
• Article

  Roof Exhaust Hoods

  Larry in Calgary has the problem that the wind makes a lot of noise with the damper on his bathroom exhaust fan.The banging noise of a duct damper can be reduced or eliminated by carefully placing the self adhesive foam insulation strips as soft bumpers against the damper. Make sure that the d...